
A LOOP counter and an escape
to the least objectionable activity.
The Big Bang Theory Season 2, Episode 13

You're doing work
in quantum LOOP corrections.
The Big Bang Theory Season 1, Episode 12

It's straight, it's in a LOOP,
The Big Bang Theory Season 11, Episode 13

Loop quantum gravity
is the future of physics.
The Big Bang Theory Season 2, Episode 2

Loop quantum gravity clearly offers more
testable predictions than string theory.
The Big Bang Theory Season 2, Episode 2